Completely automatic pin setting and ball return mechanism for bowling alley



July 4, 1961 E. HEDENSKOOG ET Ax. 2,991,078 l COMPLETELY AUTOMATIC PIN SETTING AND BALL RETURN MECHANISM FOR BOWLING ALLEY Filed Aug. 4, 1953 55 Sheets-Sheet 1 July 4, 1961 E. HEDENsKooG ET AL 2,991,078

COMPLETELY AUTOMATIC PIN SETTING ANO BALL RETURN MEcHANIsM EOE BOWLING ALLEY 53 Sheets-Sheet 2 Filed Aug. 4. 195s July 4, 1961 E. HEDENSKOOG ET AL 2,991,078

COMPLETELY AUTOMATIC PIN SETTING AND BALL RETURN MEOHANISN EOE BOWLING ALLEY 53 sheets-sheet 3 Filed Aug. 4, 1953 July 4., 1961 E. HEDENsKooG ET AL 2,991,078

COMPLETELY AUTOMATIC PIN SETTING AND BALL RETURN MECHANISM FOR BOWLING ALLEY Filed Aug. 4, 1953 55 Sheets-Sheet 4 COMPLETELY AUTOMATIC PIN SETTING AND BALL RETURN MECHANISM FOR BOWLING ALLEY Filed Aug. 4, 1953 53 SheebS-Sheet. 5

July 4, 1961 E. HEDENsKooG ET Ax. 2,991,078

. COMPLETELY AUTOMATIC PIN SETTING AND BALL RETURN MECHANISM FOR BOWLING ALLEY 53 Sheets-Sheet 6 Filed Aug. 4, 1953 July 4, 1961 E. HEDENSKOOG ET AL 2,991,078

COMPLETELY AUTOMATIC PIN SETTING AND BALL RETURN MECHANISM FOR BOWLING ALLEY 53 Sheets-Sheet 7 Filed Aug. 4, 1953 July 4, 1961 Filed Aug. 4, 1953 E. HEDENSKOOG ET AL COMPLETELY AUTOMATIC PIN .SETTING AND BALL RETURN MECHANISM FOR BOWLING ALLEY 55 Sheets-Sheet 8 July 4, i961 E. Hl-:DENSKOOG ET Al. 2,991,078

COMPLETELY AUTOMATIC PIN SETTING AND BALL RETURN MECHANISM FOR BOWLING ALLEY 55 Sheets-Sheet 9 Filed Aug. 4, 1953 July 4, 1961 E. HEDENSKOOG ET Ax. 2,991,078

' COMPLETELY AUTOMATIC PIN SETTING AND BALL RETURN MECHANISM FOR BOWLING ALLEY 53 Sheets-Sheet 10 Filed Aug. 4, 1953 Illllll Illlll Il July 4., 1961 l E. HEDl-:NsKooG ET AL 2,991,078

COMPLETELY AUTOMATIC RIN SETTING AND BALL RETURN MEOHANISM FOR BOWLING ALLEY 53 Sheets-Sheet 11 Filed Aug. 4, 1953 July 4, 1961 E. HEDENsKooG ET AL 2,991,078

COMPLETELY AUTOMATIC PIN SETTING AND BALL RETURN MECRANISM FOR BOWLING ALLEY Filed Aug. 4, 1953 53 Sheets-Sheet 12 July 4, 1961 E. HEDENSKOOG ET AL 2,991,078

COMPLETELY AUTOMATIC PIN SETTING ANO BALL RETURN MEOHANISM FOR BOWLING ALLEY 53 Sheets-Shea?l 15 Filed Aug. 4, 1953 July 4, T1961 Filed Aug. 4, 1953 E. HEDENSKOOG ET AL COMPLETELY AUTOMATIC PIN SETTING AND BALL RETURN MECHANISM FOR BOWLING ALLEY 53 Sheets-Shea?I 14 Fig/4.

July 4, 1961 E. HEDENsKooG ET AL 2,991,078

COMPLETELY AUTOMATIC PIN SETTING AND BALL RETURN MECHANISM FOR BOWLING ALLEY Filed Aug. 4. 1953 53 Sheets-Sheei 15 July 4, 1961 E. HEDENsKooG ET AL 2,991,078

COMPLETELY AUTOMATIC PIN SETTING AND BALL RETURN MECHANISM FOR BOWLING ALLEY Filed Aug. 4, 1953 55 Sheets-Sheet 16 July 4, 1961 E. HEDENSKOOG ET AL 2,991,078

COMPLETELY AUTOMATIC PIN SETTING AND BALL RETURN MECHANISM FOR BOWLING ALLEY 55 Sheets-Sheet 17 Filed Aug. 4:,V 1953 Q .ONK

July 4, 1961 E. Hl-:DENsKooG ET AL 2,991,078

COMPLETELY AUTOMATIC PIN SETTING AND BALL RETURN MECHANISM FOR BOWLING ALLEY Filed Aug. 4, 195s 55 Sheets-Sheet 18 .QNMQ

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July 4, 1961 E. HEDx-:NsKooG ET AL 2,991,078

COMPLETELY AUTOMATIC PIN SETTING ANO BALL RETURN MECHANISM FOR BOWLING ALLEY Filed Aug. 4, 1953 55 SheeOs-Sheerl 19 July 4, 1961 E. HEDENsKooG ET A1. 2,991,078

COMPLETELY AUTOMATIC PIN SETTING AND BALL RETURN MECHANISM FOR BOWLING ALLEY 53 Sheets-Sheet 2O Filed Aug. 4. 1953 www www www .MLN 

